Oceanhawk Acquisition (NASDAQ: OHACU) CEO files initial Form 3

Rhea-AI Filing Summary

Oceanhawk Acquisition Corp. director and Chief Executive Officer Ernest B. Miller has filed an initial statement of beneficial ownership on Form 3. The data provided shows no reported transactions, no derivative positions, and no specific share holdings disclosed in this filing excerpt.

Key Figures

Buy transactions reported: 0 transactions Sell transactions reported: 0 transactions Derivative transactions reported: 0 transactions +1 more

4 metrics

Buy transactions reported 0 transactions Form 3 transaction summary

Sell transactions reported 0 transactions Form 3 transaction summary

Derivative transactions reported 0 transactions Form 3 transaction summary

Holding entries reported 0 entries Form 3 holdingEntries field

Key Terms

Form 3, reporting person, derivative positions

3 terms

Form 3 regulatory

"Filed an initial statement of beneficial ownership on Form 3"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

reporting person regulatory

"Establishes Ernest B. Miller as a reporting person for Oceanhawk"

derivative positions financial

"The derivative summary is empty, indicating no derivative positions"

Derivative positions are contracts that derive their value from an underlying asset—such as a stock, bond, currency or commodity—and include instruments like options, futures and swaps. Think of them as bets or insurance tied to an asset’s future price: they let investors amplify returns, hedge risk or take exposure without owning the asset directly, which can meaningfully increase potential gains, losses and volatility in a portfolio.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

MILLER ERNEST B.

(Last) (First) (Middle)

515 MADISON AVENUE, 8TH FLOOR

(Street)

NEW YORK NEW YORK 10022

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
05/20/2026

3. Issuer Name and Ticker or Trading Symbol
Oceanhawk Acquisition Corp. [ OHAC ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	/s/ Ernest Miller	05/21/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)

FAQ

What does the Oceanhawk Acquisition Corp. (OHACU) Form 3 filing show?

The Form 3 shows CEO and director Ernest B. Miller’s initial insider reporting status. In this excerpt, there are no reported shareholdings, transactions, or derivative positions, indicating only that he is now formally identified as a reporting person.

Did Oceanhawk (OHACU) CEO Ernest B. Miller buy or sell any shares in this Form 3?

No share purchases or sales are reported. The transaction summary shows zero buys, zero sells, and zero derivative transactions, meaning this specific Form 3 excerpt records status only, without any trading activity.

Does the Oceanhawk (OHACU) Form 3 disclose any options or derivative holdings?

The excerpted data shows no derivative positions. The derivative summary is empty and derivativeTransactionCount is zero, so there are no options, warrants, or other derivatives reported for Ernest B. Miller in this Form 3 snapshot.

What insider role is disclosed for Ernest B. Miller at Oceanhawk (OHACU)?

Ernest B. Miller is disclosed as both a director and an officer, serving as Chief Executive Officer. Form 3 establishes his status as a reporting insider, even though this particular excerpt does not list specific share or option holdings.

Why is a Form 3 important for Oceanhawk (OHACU) investors?

Form 3 marks when an individual becomes a reporting insider, such as a director or officer. It sets the baseline for future Forms 4 and 5, which will show any subsequent trading or changes in their ownership in the company’s securities.